Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Wed 4 Jan 2012 | Bradford | 2 | 1 | Slight |
| Thu 5 Jan 2012 | Calderdale | 1 | 1 | Slight |
| Tue 10 Jan 2012 | Craven | 2 | 1 | Slight |
| Wed 11 Jan 2012 | Calderdale | 2 | 1 | Slight |
| Thu 12 Jan 2012 | Rotherham | 2 | 2 | Slight |
| Fri 13 Jan 2012 | Kirklees | 2 | 2 | Slight |
| Fri 13 Jan 2012 | Bradford | 2 | 1 | Slight |
| Sat 14 Jan 2012 | Bradford | 1 | 2 | Slight |
| Mon 16 Jan 2012 | Bradford | 2 | 2 | Slight |
| Wed 18 Jan 2012 | Calderdale | 2 | 1 | Slight |
| Thu 19 Jan 2012 | Kirklees | 2 | 1 | Slight |
| Fri 20 Jan 2012 | Craven | 3 | 2 | Slight |
| Fri 20 Jan 2012 | Kirklees | 2 | 1 | Slight |
| Mon 23 Jan 2012 | Calderdale | 2 | 1 | Slight |
| Mon 23 Jan 2012 | Bradford | 1 | 1 | Slight |
| Tue 24 Jan 2012 | Kirklees | 2 | 2 | Slight |
| Fri 27 Jan 2012 | Calderdale | 1 | 1 | Slight |
| Fri 27 Jan 2012 | Bradford | 2 | 2 | Serious |
| Thu 2 Feb 2012 | Bradford | 1 | 2 | Slight |
| Fri 3 Feb 2012 | Calderdale | 2 | 1 | Serious |
| Tue 7 Feb 2012 | Calderdale | 2 | 3 | Slight |
| Tue 7 Feb 2012 | Calderdale | 2 | 3 | Slight |
| Tue 7 Feb 2012 | Kirklees | 2 | 1 | Slight |
| Mon 13 Feb 2012 | Kirklees | 2 | 1 | Slight |
| Mon 13 Feb 2012 | Calderdale | 2 | 3 | Slight |
| Wed 15 Feb 2012 | Calderdale | 1 | 1 | Serious |
| Fri 17 Feb 2012 | Kirklees | 2 | 2 | Slight |
| Tue 21 Feb 2012 | Calderdale | 3 | 1 | Slight |
| Wed 22 Feb 2012 | Calderdale | 2 | 1 | Slight |
| Fri 24 Feb 2012 | Bradford | 3 | 1 | Serious |
| Fri 24 Feb 2012 | Calderdale | 2 | 2 | Slight |
| Fri 24 Feb 2012 | Bradford | 1 | 1 | Slight |
| Sun 26 Feb 2012 | Barnsley | 1 | 3 | Slight |
| Wed 29 Feb 2012 | Rotherham | 3 | 1 | Slight |
| Tue 6 Mar 2012 | Calderdale | 2 | 1 | Slight |
| Thu 8 Mar 2012 | Bradford | 2 | 1 | Slight |
| Thu 8 Mar 2012 | Bradford | 2 | 1 | Slight |
| Fri 9 Mar 2012 | Bradford | 2 | 2 | Slight |
| Mon 12 Mar 2012 | Barnsley | 1 | 1 | Slight |
| Thu 15 Mar 2012 | Kirklees | 1 | 1 | Slight |
| Sat 17 Mar 2012 | Kirklees | 2 | 1 | Slight |
| Tue 20 Mar 2012 | Bradford | 2 | 1 | Slight |
| Tue 20 Mar 2012 | Calderdale | 1 | 1 | Slight |
| Wed 21 Mar 2012 | Rotherham | 1 | 1 | Serious |
| Thu 22 Mar 2012 | Bradford | 2 | 1 | Slight |
| Mon 26 Mar 2012 | Rotherham | 2 | 1 | Slight |
| Wed 28 Mar 2012 | Calderdale | 1 | 1 | Slight |
| Wed 28 Mar 2012 | Calderdale | 1 | 1 | Slight |
| Wed 28 Mar 2012 | Calderdale | 2 | 1 | Slight |
| Wed 28 Mar 2012 | Craven | 2 | 1 | Slight |
| Fri 30 Mar 2012 | Bradford | 2 | 1 | Slight |
| Sat 31 Mar 2012 | Kirklees | 2 | 2 | Slight |
| Thu 5 Apr 2012 | Craven | 1 | 1 | Serious |
| Fri 6 Apr 2012 | Calderdale | 2 | 1 | Slight |
| Fri 6 Apr 2012 | Calderdale | 2 | 1 | Slight |
| Wed 11 Apr 2012 | Barnsley | 2 | 1 | Serious |
| Fri 13 Apr 2012 | Kirklees | 4 | 1 | Slight |
| Tue 17 Apr 2012 | Craven | 2 | 3 | Slight |
| Tue 17 Apr 2012 | Kirklees | 2 | 1 | Slight |
| Mon 23 Apr 2012 | Bradford | 1 | 1 | Slight |
| Tue 24 Apr 2012 | Bradford | 2 | 1 | Slight |
| Wed 25 Apr 2012 | Calderdale | 2 | 3 | Slight |
| Fri 27 Apr 2012 | Bradford | 1 | 1 | Serious |
| Sat 28 Apr 2012 | Bradford | 2 | 2 | Slight |
| Mon 30 Apr 2012 | Bradford | 1 | 1 | Slight |
| Tue 1 May 2012 | Kirklees | 2 | 1 | Slight |
| Wed 2 May 2012 | Calderdale | 3 | 2 | Slight |
| Fri 4 May 2012 | Kirklees | 2 | 2 | Slight |
| Wed 9 May 2012 | Bradford | 2 | 1 | Serious |
| Fri 18 May 2012 | Calderdale | 1 | 1 | Slight |
| Sun 20 May 2012 | Craven | 2 | 1 | Serious |
| Sun 20 May 2012 | Craven | 2 | 1 | Serious |
| Mon 21 May 2012 | Calderdale | 2 | 3 | Slight |
| Mon 21 May 2012 | Bradford | 2 | 1 | Slight |
| Tue 22 May 2012 | Kirklees | 3 | 2 | Slight |
| Thu 24 May 2012 | Barnsley | 2 | 1 | Slight |
| Sun 27 May 2012 | Kirklees | 2 | 1 | Slight |
| Wed 30 May 2012 | Bradford | 1 | 1 | Slight |
| Wed 6 Jun 2012 | Kirklees | 2 | 2 | Slight |
| Wed 6 Jun 2012 | Kirklees | 2 | 2 | Slight |
| Thu 7 Jun 2012 | Bradford | 2 | 1 | Slight |
| Wed 13 Jun 2012 | Kirklees | 2 | 1 | Slight |
| Fri 15 Jun 2012 | Kirklees | 2 | 1 | Slight |
| Sun 17 Jun 2012 | Bradford | 2 | 1 | Slight |
| Thu 21 Jun 2012 | Calderdale | 1 | 1 | Slight |
| Sun 24 Jun 2012 | Sheffield | 2 | 2 | Slight |
| Tue 26 Jun 2012 | Bradford | 3 | 3 | Slight |
| Sat 30 Jun 2012 | Rotherham | 2 | 3 | Slight |
| Sat 30 Jun 2012 | Kirklees | 1 | 2 | Serious |
| Sun 1 Jul 2012 | Kirklees | 2 | 1 | Slight |
| Sun 1 Jul 2012 | Kirklees | 2 | 1 | Slight |
| Wed 4 Jul 2012 | Calderdale | 3 | 1 | Slight |
| Thu 5 Jul 2012 | Bradford | 1 | 1 | Slight |
| Fri 6 Jul 2012 | Bradford | 2 | 1 | Slight |
| Sat 7 Jul 2012 | Kirklees | 2 | 3 | Slight |
| Sat 7 Jul 2012 | Calderdale | 2 | 1 | Slight |
| Mon 9 Jul 2012 | Bradford | 1 | 1 | Slight |
| Mon 9 Jul 2012 | Bradford | 2 | 1 | Slight |
| Sun 15 Jul 2012 | Craven | 1 | 2 | Slight |
| Fri 20 Jul 2012 | Calderdale | 1 | 1 | Slight |
| Mon 23 Jul 2012 | Craven | 2 | 1 | Slight |
| Mon 23 Jul 2012 | Calderdale | 2 | 1 | Slight |
| Fri 27 Jul 2012 | Kirklees | 2 | 2 | Slight |
| Sun 29 Jul 2012 | Rotherham | 2 | 2 | Slight |
| Tue 31 Jul 2012 | Barnsley | 2 | 2 | Slight |
| Sat 4 Aug 2012 | Barnsley | 2 | 3 | Slight |
| Sun 5 Aug 2012 | Calderdale | 2 | 2 | Slight |
| Tue 7 Aug 2012 | Calderdale | 2 | 1 | Slight |
| Wed 8 Aug 2012 | Kirklees | 2 | 1 | Serious |
| Wed 15 Aug 2012 | Barnsley | 3 | 1 | Slight |
| Thu 16 Aug 2012 | Calderdale | 1 | 1 | Slight |
| Fri 17 Aug 2012 | Bradford | 1 | 4 | Slight |
| Fri 17 Aug 2012 | Calderdale | 2 | 2 | Slight |
| Fri 17 Aug 2012 | Kirklees | 2 | 1 | Slight |
| Sat 25 Aug 2012 | Kirklees | 2 | 4 | Slight |
| Mon 27 Aug 2012 | Kirklees | 2 | 2 | Slight |
| Tue 28 Aug 2012 | Craven | 2 | 1 | Slight |
| Tue 28 Aug 2012 | Calderdale | 1 | 1 | Serious |
| Wed 29 Aug 2012 | Calderdale | 1 | 1 | Serious |
| Wed 29 Aug 2012 | Calderdale | 2 | 1 | Slight |
| Thu 30 Aug 2012 | Rotherham | 2 | 1 | Slight |
| Fri 31 Aug 2012 | Rotherham | 2 | 1 | Slight |
| Fri 31 Aug 2012 | Kirklees | 2 | 1 | Serious |
| Sat 1 Sep 2012 | Kirklees | 2 | 2 | Slight |
| Sat 1 Sep 2012 | Kirklees | 2 | 2 | Slight |
| Sun 2 Sep 2012 | Calderdale | 1 | 1 | Slight |
| Sun 2 Sep 2012 | Bradford | 2 | 1 | Slight |
| Mon 3 Sep 2012 | Craven | 1 | 1 | Slight |
| Wed 5 Sep 2012 | Bradford | 2 | 1 | Slight |
| Wed 5 Sep 2012 | Kirklees | 2 | 1 | Slight |
| Thu 6 Sep 2012 | Sheffield | 3 | 1 | Serious |
| Sat 8 Sep 2012 | Craven | 2 | 1 | Slight |
| Tue 11 Sep 2012 | Barnsley | 2 | 1 | Slight |
| Fri 14 Sep 2012 | Kirklees | 2 | 1 | Slight |
| Sat 15 Sep 2012 | Sheffield | 2 | 1 | Slight |
| Sat 15 Sep 2012 | Bradford | 1 | 1 | Slight |
| Tue 18 Sep 2012 | Kirklees | 1 | 1 | Slight |
| Fri 21 Sep 2012 | Kirklees | 2 | 2 | Slight |
| Fri 21 Sep 2012 | Kirklees | 3 | 1 | Slight |
| Sat 22 Sep 2012 | Kirklees | 2 | 3 | Slight |
| Mon 24 Sep 2012 | Bradford | 2 | 4 | Serious |
| Mon 24 Sep 2012 | Barnsley | 1 | 1 | Slight |
| Thu 27 Sep 2012 | Kirklees | 2 | 1 | Slight |
| Thu 27 Sep 2012 | Bradford | 2 | 1 | Serious |
| Thu 27 Sep 2012 | Bradford | 3 | 1 | Slight |
| Sat 29 Sep 2012 | Calderdale | 2 | 3 | Serious |
| Wed 3 Oct 2012 | Calderdale | 1 | 1 | Slight |
| Wed 3 Oct 2012 | Kirklees | 2 | 1 | Slight |
| Fri 5 Oct 2012 | Bradford | 1 | 1 | Slight |
| Fri 5 Oct 2012 | Kirklees | 2 | 3 | Slight |
| Sun 7 Oct 2012 | Barnsley | 2 | 1 | Slight |
| Fri 12 Oct 2012 | Kirklees | 2 | 2 | Slight |
| Sat 13 Oct 2012 | Calderdale | 2 | 1 | Slight |
| Sun 14 Oct 2012 | Calderdale | 1 | 1 | Slight |
| Wed 17 Oct 2012 | Kirklees | 2 | 2 | Slight |
| Sun 21 Oct 2012 | Craven | 2 | 1 | Slight |
| Wed 24 Oct 2012 | Kirklees | 1 | 2 | Slight |
| Wed 7 Nov 2012 | Calderdale | 1 | 1 | Serious |
| Wed 7 Nov 2012 | Bradford | 2 | 3 | Slight |
| Wed 7 Nov 2012 | Kirklees | 2 | 1 | Slight |
| Wed 7 Nov 2012 | Calderdale | 2 | 1 | Slight |
| Thu 8 Nov 2012 | Kirklees | 2 | 1 | Slight |
| Fri 9 Nov 2012 | Bradford | 2 | 2 | Slight |
| Sun 11 Nov 2012 | Kirklees | 2 | 3 | Slight |
| Mon 12 Nov 2012 | Bradford | 2 | 2 | Slight |
| Fri 16 Nov 2012 | Calderdale | 2 | 1 | Slight |
| Mon 19 Nov 2012 | Bradford | 2 | 1 | Slight |
| Tue 20 Nov 2012 | Bradford | 2 | 1 | Slight |
| Wed 21 Nov 2012 | Barnsley | 1 | 1 | Slight |
| Sun 25 Nov 2012 | Bradford | 2 | 1 | Slight |
| Sun 25 Nov 2012 | Kirklees | 2 | 1 | Slight |
| Wed 28 Nov 2012 | Calderdale | 1 | 1 | Slight |
| Sat 1 Dec 2012 | Craven | 2 | 1 | Slight |
| Sun 2 Dec 2012 | Calderdale | 1 | 1 | Slight |
| Mon 3 Dec 2012 | Bradford | 1 | 1 | Slight |
| Tue 4 Dec 2012 | Sheffield | 1 | 1 | Slight |
| Thu 6 Dec 2012 | Bradford | 1 | 1 | Serious |
| Fri 14 Dec 2012 | Kirklees | 1 | 1 | Slight |
| Fri 14 Dec 2012 | Rotherham | 2 | 2 | Slight |
| Sat 15 Dec 2012 | Calderdale | 2 | 2 | Slight |
| Sun 16 Dec 2012 | Kirklees | 4 | 1 | Slight |
| Mon 17 Dec 2012 | Calderdale | 2 | 2 | Slight |
| Tue 18 Dec 2012 | Calderdale | 1 | 4 | Slight |
| Wed 19 Dec 2012 | Bradford | 3 | 1 | Slight |
| Fri 21 Dec 2012 | Calderdale | 3 | 1 | Serious |
| Sun 23 Dec 2012 | Calderdale | 2 | 4 | Slight |
| Wed 26 Dec 2012 | Calderdale | 3 | 1 | Slight |